Download LESSON 2 - ASSIGNMENT 1. Differentiate between a fat and an oil

LESSON 2 - ASSIGNMENT
1. Differentiate between a fat and an oil in 1-3 sentences.
2. The following is a structural diagram for arginine:
H
N
H
H
H
H
N
C
C
C
C
H
H
H
H
N
O
H
N
C
C
H
H
OH
H
List everything you can derive about this biomolecule from the structure.
3. A molecule is described to you as an aliphatic, polar glycolipid. Which of the
following statements must then be true for the molecule (select all that are correct);
a)
b)
c)
d)
e)
f)
g)
it is soluble in water
it must contain a nitrogen atom
one part of the molecule contains a charge
part of the molecule is hydrophobic and part is hydrophilic
the molecule contains a lipid bound to an amino acid
the molecule contains a carbohydrate residue
the molecule has a ring structure
4. Write a paragraph explaining why functional groups (side chains) are important in
the function of proteins.
5. Draw a structural diagram for each of the following:
•
•
•
an amino acid with a methyl side chain
a three carbon carbohydrate
a monounsaturated five carbon fatty acid